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SECOR 0 0 International Incorporated Logged By: Date Drilled: Drilling Contractor Project Name: Method/Equipment: Well Number: CASCADE CHEVRON 20-0764 HOLLOW STEM AUGER EG 10/15/01 DRILLING STOCKTON,CA SPLIT SPOON MW-2 See"Legend to Logs"for Boring Surface Groundwater Elevation(ft.): Total Drive Drop sampling method, Diam.(inJ: Elev.(ft.): �L -41.75 FIRST DeP�(ft.): wt(Ibs.): Dist.(in.): class ficanons and laboratory 8 18.25 70.0 140 30 testing methods v a x 0 0. W Well a 3 Description Construction a y 14 SAND with SILT(SP): strong brown(7.5YR4/6),fine-grained sand, 0 MW2 14 medium dense,dry,no odor(0,90,10,0). @25' 4. 4._: 14 V 30 13 SANDY SILT with CLAY(ML): strong brown(7.5YR4/6), 0 MW2 13 fine-grained sand,stiff,dry,no odor(0,30,60,10). @30' 15 35 13 SILTY SAND(SM):brown(7.5YR4/4),fine-grained sand,medium 0 MW2 . 15 dense,dry,no odor(0,80,20,0). @35' 15 GROUT i 40 14 CLAYEY SANDY SILT(ML):brown(7.5YR4/4),fine-grained 0 MW2 15 sand,stiff,slightly moist,no odor(0,15,60,25). @40' 16 a' a` i 45 13 SILTY SAND(SM):brown(7.5YR4/4),fine-grained sand,medium 0 MW2 13 dense,slightly moist,no odor(0,80,20,0). @45' 16 The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or samples obtained during drilling. Predominant material types shown on the log may contain different materials and the change from one predominant material type to another could be different than indicated. Descri tions on this log apply only at the specific location at the time of drilling and may not be representative of subsurface condi' L ations or times. • TT Project No. 77CH.43585.00.0203hate 10/27/01 PR fj GA LE (�1� Log Of Wel to GA LE tP 764MW2.GPJ No. 63 . Approved by LOG OF BOREHOLE U f `Xp `4' Figure (sheet 2 of 3) T�O�CRL�F�P